Jest
AdoptOpen Sourcev29.7Latest release: September 12, 2023
JavaScript testing framework by Meta
testingjavascriptunit-testingmeta
Advantages
- Zero config for most projects
- Snapshot testing
- Built-in coverage
- Parallel test runs
- Great mocking
Considerations
- Can be slow on large projects
- ES modules support evolving
- Memory usage
PricingFree tier: Fully open source
Use Cases
Unit testing
Integration testing
Snapshot testing
React component testing
Release History
29.7September 12, 2023
View release notes 29.0August 25, 2022Major Release
View release notes